Liquid TIDE laundry detergent glows under a blacklight.
96
A cesium atom in an atomic clock beats over nine billion times a second.
43
Cold water weighs more than hot water.
93
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Sound travels about 4 times faster in water than in air.
408